iowa remains fluid but has tilted towards obama in the past two weeks. so with all of the tightening of the national polls, on the ground and battlegrounds, it seems like they are getting nervous with a lot of justification, jonathan. >> well, as both sides have known all along, as we have known all along, it's going to be about the ground game, both in the early voting states such as ohio but also on election day. getting those people out to the polls, early vote or get to the polls on november 6th and that's something that the obama campaign has been focused on from minute one and also focused on getting out their coalition of voters. women, people of color, african-americans in particular, latinos in particular, getting them out there in the numbers that they voted in 2008, get them to do that again in 2012. >> now, krystal, the obama campaign is getting very specific about that. quote, after using their huge database increased registration among favorable voting groups in crucial states, they are now pinpointing people who is on absentee ballots and